BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 United States 28 38.4%
2 China 17 23.3%
3 Germany 14 19.2%
4 Sweden 6 8.2%
5 Netherlands 2 2.7%
6 Singapore 2 2.7%
7 Taiwan 1 1.4%
8 Hungary 1 1.4%
9 Algeria 1 1.4%
10 Australia 1 1.4%